Product Specifications:

Bluetooth mode:stereo
Bluetooth version:V3.0+EDR
frequency:2.4GHz-2.48GHz
Transmission power:Class 2
Working voltage:3.6V
Working current:≤25mA
Transmission distance:10m
Charging time:1-2 hours
Taking time:3-4 hours
Standby time:140-150 hours

Package including:
1x bluetooth headset
1x Chager Cable
1x Use Manual
1x Ear Hook